Source Crayola® CSS3 CSS4
#b6a7ce
 
#b0b7c6
cadet blue
#c0c0c0
silver
#c0c0c0
silver
#8a84a9
 
#926eae
violet (purple)
#778899
light slate grey
#778899
lightslategrey
#6f688a
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey
#433856
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey